$ git clone -n https://gitee.com/wenyuzifang/ghostscript_1766656829.git /var/lib/mock/dist-an23-build-500246-74764/root/chroot_tmpdir/scmroot/ghostscript_1766656829
Cloning into '/var/lib/mock/dist-an23-build-500246-74764/root/chroot_tmpdir/scmroot/ghostscript_1766656829'...
$ git fetch origin 274a21ad9e606e89ed11b20431d1d73e77281219:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ghostscript_1766656829
 * [new ref]         274a21ad9e606e89ed11b20431d1d73e77281219 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 274a21a Update code from upstream